Vacuum cleaner



FIG. 1 is a front right perspective view of a first embodiment of a vacuum cleaner showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a rear perspective view of the vacuum cleaner;

FIG. 9 is a rear perspective view of the vacuum cleaner shown in a state of use;

FIG. 10 is another rear perspective view of the vacuum cleaner shown in a state of use.

FIG. 11 is a front left perspective view of a second embodiment of a vacuum cleaner showing the new design;

FIG. 12 is a front view thereof;

FIG. 13 is a rear view thereof;

FIG. 14 is a left view thereof;

FIG. 15 is a right view thereof;

FIG. 16 is a top plan view thereof;

FIG. 17 is a bottom plan view thereof;

FIG. 18 is a rear perspective view of the vacuum cleaner;

FIG. 19 is a rear perspective view of the vacuum cleaner shown in a state of use.

The broken lines shown in the drawings depict portions of the vacuum cleaner that form no part of the claimed design. 

CLAIM The ornamental design for a vacuum cleaner, as shown and described. 